浮动密封在采煤机中的应用

介绍了O形圈浮动密封结构设计、摩擦机理以及其与填料密封相比的特点。简述在浮动密封应用的场合，涉及端面密封参数的确定、密封环及O形圈材料的选择、制造和安装技术要求，并介绍在滚筒采煤机等应用O形圈浮动密封时和梭车行走齿轮传动箱输出轴由填料密封改造为浮动密封的效果。

The application of floating seal in shearer

The O-ring floating seal structure design,friction mechanism and characteristics compared with the packing seal were introduced.Briefly introduced occasions in the floating seal applications,involving the determination of parameters of face seal,seal ring and O-ring material selection,manufacturing and installation techniques,and introduced floating in applications such as drum shearer O-ring sealed solid and shuttle cars walking gear gearbox output shaft for the floating seal packing seal transformation effect.